Who is considered the godfather of hip-hop?

The most popular 'King of' epithets are as follows:

King of Rock&Roll--Elvis Presley

King of Pop -- Micheal Jackson

Kings of Rap -- Eminem and 50 cent.

Kings of Hip Hop -- DJ Premier

King of Glam Rock -- Freddie Mercury

King of Grunge-- Kurt Corbain

King of Funk -- Primus

King of New Age Pop -- it's still eminem he top the 2009 album sale....80 million recored he sold.